🚀 go-pugleaf

On Tue, 31 Dec 1996 19:14:02 -0500, Arthur Baum
<wb...@mail.icanect.net> hurled out of his/her lips:

>John & Eileen Jones wrote:
>> SERPENT! wrote:
>
>> > Well what these people are thinking of is Velocity or speed.
>> > Velocity is the speed and directon, ie:  6.4 m/sec toward center of earth.
>
>Correct.
>
>> > Speed is the relationship of time and distance, ie:  3 m/sec
>
>Correct.
>
>> > Acceleration is the gaining of speed.
>
>No. Acceleration is a change in velocity. Either a change in speed or a
>change in direction constitutes a change in velocity, and is thus
>acceleration. Since the earth is spinning, we are always accelerating
>when we are sitting in a chair. However, (correct me if I'm wrong) our
>acceleration is not necessarily towards the center of the earth.
>
>> > > maybe its just me, but i always thought that acceleration meant the
>> > > change in one's speed and/or direction, therefore if i am sitting in
>> > > this chair, the only acceleration i am doing is due to the earth
>> > > spinning and orbiting the sun. since my speed toward the center of the
>> > > earth is zero, and does not change unless i fall out of the chair
>> > > (which has been known to happen), so whether i am at sea level or
>> > > 10000 meters, as long as i am not going up or down, acceleration
>> > > towards the center of the earth is always zero.
>
>Whoever posted this is absolutely right. (Again, if centripetal
>acceleration is towards the center of the earth, this is wrong. Can
>someone please tell me what is technically centripetal acceration?)
>
>
>Arty     =op

not exactly, the acceleration is towards the rotational axis of the
earth.

And ......

KILL THIS THREAD!!!! ;-) Tank you very much

NyteWolf

BTW ... Did you know that the gravity vector is NOT straight down?
This place is slightly EGG-SHAPED. Think it'll crack some day? Check
with the warez guys .... ok ok I'm leaving